Which Statement Best Describes the Mechanism by Which Enzymes Catalyze

question 123

Multiple Choice

Which statement best describes the mechanism by which enzymes catalyze a reaction?

• A) Enzymes lower the energy barrier necessary to achieve the transition state of a reaction.
• B) Enzymes lower the concentration of the products, thereby driving the reaction to favor product formation.
• C) Enzymes lower the concentration of the substrates, thereby driving the equilibrium to favor product formation.
• D) Enzymes absorb the change in enthalpy (  H), permitting a reaction to proceed.
• E) Enzymes are completely used up in the course of the reaction and therefore favor product formation.

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Definitions:

Recognition Strike

A work stoppage by employees to compel an employer to recognize their union as the official bargaining agent.

Unions

Organizations formed by workers to protect their rights, improve their working conditions, negotiate wages, and advocate for members’ interests.

Negotiate

The process of discussing, debating, and eventually reaching an agreement or compromise between parties with different interests or perspectives.

Union Organizing Campaign

A collective effort aimed at gaining recognition for a labor union as the bargaining representative for a group of workers.